| Survey questions for utility industry | |
| Questions | Response choices |
| Does your organization have an asset management system? | Yes No |
| Does your organization utilize computerized record keeping and data management procedures for underground utility assets? | Yes No |
| Does your organization have a GIS map/database for its service area? | Yes No |
| What types of underground utility asset information are stored in your GIS map/database? Please check all that apply from the list of choices. | Date of installation of utility line Content of utility line (e.g. gas, water) Type of material for utility line Depth of the utility line Geometry of utility line Date for next maintenance for the utility line Abandoned underground utility assets Sub-contractor information |
| If your organization has a GIS database, how frequently is it updated? | During maintenance Daily Monthly |
| How does your company keep track of existing underground assets? Please check all that apply. | 2D as-built plans with GIS database 2D as-built plans without GIS database Intelligent 3D model of utility |
| Does your company store information in an intelligent 3D (BIM Model) form? | Yes No |
| If your company has an intelligent 3D model for existing underground assets, did you require geophysical mapping? | Yes No |
| If yes, what mapping technique was used to generate your 3D model? | Textual comments |
| If you do not currently have a 3D model, is your organization considering developing one? | Yes No |
| Does your company utilize augmented reality (AR) for site visual representation of the utility assets? | Yes No |
| Does your company use any mobile apps for onsite visualization? | Yes No |
| What measures are being currently taken by your organization to improve your utility detection operations? Please check all that apply. | GPS Keep depth information alongside your 2D drawings Adopt more accurate detection equipment Create a 3D model Use RFID Technology |
| In your experience, what is the major cause of underground utility damages recorded during excavation? | Wrong depth information Inaccurate ground marking Human error during digging |